文档版本

主要版本变更日志

文档(v7-alpha)

核心概念

高级关联概念

其它主题

安装

# 使用 npmnpm install sequelize# 这将安装最新版本的 Sequelize# 使用 yarnyarn add sequelize

# 用于支持数据库方言的库:# 使用 npmnpm i pg pg-hstore# PostgreSQLnpm i mysql2# MySQLnpm i mariadb# MariaDBnpm i sqlite3# SQLitenpm i tedious# Microsoft SQL Servernpm i ibm_db# DB2npm i odbc# IBM i# 使用 yarnyarn add pg pg-hstore# PostgreSQLyarn add mysql2# MySQLyarn add mariadb# MariaDByarn add sqlite3# SQLiteyarn add tedious# Microsoft SQL Serveryarn add ibm_db# DB2yarn add odbc# IBM i

简单示例

TypeScript

import{Sequelize,Model,DataTypes,InferAttributes,InferCreationAttributes}from'sequelize';constsequelize=newSequelize('sqlite::memory:');classUserextendsModel<InferAttributes<User>,InferCreationAttributes<User>>{declareusername:string|null;declarebirthday:Date|null;}User.init({username:DataTypes.STRING,birthday:DataTypes.DATE},{ sequelize,modelName:'user'});(async()=>{awaitsequelize.sync();constjane=awaitUser.create({username:'janedoe',birthday:newDate(1980,6,20),});console.log(jane.toJSON());})();

JavaScript (CJS)

const{ Sequelize, Model, DataTypes}=require('sequelize');constsequelize=newSequelize('sqlite::memory:');classUserextendsModel{}User.init({username:DataTypes.STRING,birthday:DataTypes.DATE},{ sequelize,modelName:'user'});(async()=>{awaitsequelize.sync();constjane=awaitUser.create({username:'janedoe',birthday:newDate(1980,6,20)});console.log(jane.toJSON());})();

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